A) to improve vision B) any time chemicals, heat, or sediments are used to protect your eyes C) to avoid eye strain D) only if you don't have glasses
A) figure it out as you do the lab B) ask the teacher before you start C) skip it and go to the next part D) try several methods until something works
A) disposed of according to your teacher's directions B) left at your table for the next class C) dumped into the sink D) taken home
A) see a doctor after school B) visit the school nurse after class C) tell the teacher at once D) apply first aid yourself
A) examine all glassware to check for chips or cracks B) All of these C) read all directions carefully to know what equipment is needed D) clean any glassware that looks dirty
A) sandals B) open-toed shoes C) slippers D) closed-toed shoes
A) Ok B) always against the rules C) not dangerous D) okay if you are working alone
A) the custodian B) your best friend in class C) your lab partners D) your teacher
A) others to put away B) wiping your hands C) when you are wearing your best clothes D) the protection of you and your clothing
A) pour it on the table B) waft the odor toward you C) nhale deeply D) use a fan
A) all of these B) Ask the teacher about any questions you have C) read all the directions D) Clear off your table of books, food, and drinks
A) fire blanket B) fire extinguisher C) all of these D) classroom door B) fire extinguisher
A) wipe your hands with a paper towel B) wash your hands with soap and water C) ipe your hands on your clothes D) treat your hands with skin lotion
A) try to figure out what the sticky substance is B) wipe your hands on a classmate C) Wash your hands and tell the teacher D) wipe your hands on your pants
A) gloves B) Lab coat C) sun glasses D) Safety glasses
A) gotten a hair cut before class today B) worn a hat today C) put her hair up in a rubber band D) skipped the lab
A) Your coat B) Water from the sink C) the fire extinguisher D) The fire blanket
A) Next week B) while you are working C) before you start D) After school
A) throw them in the trash B) wash them down the sink C) follow the instructions of your teacher D) burn them in a burner
A) your hand must be wet B) ask the custodian C) ask the nurse. D) your hands should be dry
A) away from you and others B) away from you and toward others C) toward you and others D) toward you and away from others
A) pour acid into water B) let the teacher pour them C) pour them at the same time D) pour water into acid
A) true B) False
A) false B) true
A) true B) false |